Video: When Uber CEO Travis Kalanick argued with his driver

Later, in an email to staff, Kalanick apologised to Kamel for treating him disrespectfully

Uber CEO Travis Kalanick does not have a valid driver's license . Whenever Travis takes a cab, he prefers to take an Uber Black, the high-end service offered by the California based cab aggregator. In early February on Super Bowl Sunday, he took his preferred Uber black car. He was accompanied by his two female friends. Travis was shimming to the tune of Maroon 5's "Don't Wanna Know" and having an awkward conversation with his friends. One of his companions asked him that she heard that Uber is having a hard year. Kalanick replied that he will make sure that